Results 11 to 20 of about 1,090,135 (294)
FRCM SHEAR STRENGTHENING FOR CONCRETE BEAMS
This paper presents the results of an experimental study carried out to examine the efficacy of Fabric-Reinforced Cementitious Matrix (FRCM) in strengthening RC beams susceptible to shear failure. In this paper, seven shear-critical RC beams, of 2,500 mm in length, 150 mm in width, and 330 mm in depth, were tested under three-point loading until ...
Adel Younis +2 more
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Calculation of masonry in-plane shear strengthening
The earthquake in Zagreb on March 22, 2020 damaged many buildings, most of which were masonry and constructed before the use of earthquake-resistant construction regulations. That quake indicated the need for strengthening masonry buildings for seismic action. Seismic forces are mostly carried by the in-plane shear walls. Therefore, the main problem is
Kišiček, Tomislav +4 more
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Shear strengthening of thick concrete slabs accounting for loading during strengthening [PDF]
In order to investigate the effect of the serviceshear load at the time of strengthening a thick slab using bonded transverse reinforcing bars, an experimental study has been carried out.Five (5)beams representing slices of a thick slab were tested to induce different shear load levels in the beamsat the time of strengthening then loaded ...
Bédard, Frédéric +3 more
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FRP shear strengthening of concrete beams [PDF]
The necessity of strengthening concrete beams appears in cases where concrete beams are subjected to deterioration mainly instigated by heavier traffic loads, poor initial design, aggressive exposure conditions, natural or man-made extreme events, and ...
Sogut, Kagan
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Shear strengthening of wall panels through jacketing with cement mortar reinforced by GFRP grids [PDF]
This paper gives the results of a series of shear tests carried out on historic wall panels reinforced with an innovative technique by means of jacketing with GFRP (Glass Fiber Reinforced Plastics) mesh inserted into an inorganic matrix.
Borri A. +7 more
core +1 more source
An experimental investigation for external RC shear wall applications [PDF]
The strength and rigidity of most reinforced concrete (RC) buildings in Turkey, which are frequently hit by destructive earthquakes, is not at a sufficient level. Therefore, the result of earthquakes is a significant loss of life and property.
M. Y. Kaltakci, M. Ozturk, M. H. Arslan
doaj +1 more source
Elastic analysis of adhesion stresses for the design of a strengthening plate bonded to a beam [PDF]
This paper presents methods for determining the elastic shear and peel stresses in an adhesive joint between a strengthening plate and a beam. Both closed-form and finite-difference solutions are given, allowing loading, temperature effects and plate ...
Cadei, J, Stratford, T ; id_orcid
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FRP strengthening of shear walls with openings [PDF]
Concrete shear walls are one of the main lateral resisting members in buildings. The functional requirements like architectural and even mechanical requirements entail that openings have to be installed in structural walls as well as floors. In this study, nonlinear static analysis was utilized to study the effects of fiber reinforced plastic (FRP) on ...
K Behfarnia, A Sayah, Sh Eghtesadi
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Direct shear strengthening of NSC and SCC using NSM CFRP and steel bars
Failure in direct shear is sudden and catastrophic in concrete structures, Several techniques have been developed for shear strengthening of push-off specimens representing direct shear. In this research, the effectiveness of Near-surface mounted
Rozhno Omer Mustafa1 +1 more
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BOND AND SHEAR-STRENGTHENING PERFORMANCE OF FRCM COMPOSITES
This paper is aimed at studying the bond and shear-strengthening performance of fabric reinforced cementitious matrix (FRCM) systems. Three FRCM systems were compared, namely, polyparaphenylene benzobisoxazole (PBO)-FRCM, Carbon-FRCM, and Glass-FRCM. At first, six double-shear specimens were tested to investigate the FRCM/concrete bond, with the test ...
Younis, Adel, Ebead, Usama
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